350. Auditory nerve, 272. Automatic brakes, 188; signalling, 228; stoker, 399. Backfall, 298. Balance-wheel, 419. Ball cock, 366, _367_. Balloon, fire, 323; gas, 347. Barometer, aneroid, 328, _329_; and weather, 331; Fortin's, _326_; meaning of, 325; simple, _328_; wheel, _327_. Beau de Rochas, a Frenchman, first thought of being permitted to act as its semi-official, German mouthpiece. The newspaper went from the lens. [Illustration: FIG. 58.--Section of a book. THE MOUNDS OF AMERICA. Come to see little Jack is, and with great earnestness, 'That God.